{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "trigger": true, "arguments": ["time", "victim", "place", "price", "attack pattern", "tool", "payment method"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["vulnerable system", "patch number", "common vulnerabilities and exposures", "patch", "vulnerable system version", "releaser"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["capabilities", "discoverer", "common vulnerabilities and exposures", "supported platform"]}, {"event_type": "phishing", "trigger": true, "arguments": ["place", "attacker", "attack pattern", "victim", "damage amount", "time", "purpose"]}, {"event_type": "data breach", "trigger": true, "arguments": ["attack pattern", "number of victim", "compromised data", "purpose", "damage amount", "victim", "attacker", "number of data", "place"]}], "input": "Webroot does n’t have an official stance on whether to pay a ransom to get files back , but Dufour says it ’s a personal decision ."}
{"ransom": [{"trigger": "pay a ransom", "arguments": {}}], "patch vulnerability": [], "discover vulnerability": [], "phishing": [], "data breach": []}